/Engine/Source/Runtime/GeometryFramework/Public/Changes/MeshReplacementChange.h
FMeshReplacementChangerepresents an undoablecompletechange to a FDynamicMesh3. Currently only valid to call Apply/Revert when the Object is aUDynamicMeshComponent
class FMeshReplacementChange : public [FToolCommandChange](API\Runtime\InteractiveToolsFramework\FToolCommandChange)
TFunction< void...
OnChangeAppliedFunc
This function is called on Apply and Revert (last argument is true on Apply)